Features:

• Measures up to 40dB extinction ratios (over specific wavelength ranges)
• Built in USB Communications Interface
• Wide wavelength range: 400 to 1000 nm for visible range; 850 to 1650 nm and 1800 to 2400 nm for IR
• 0.01dB resolution in ER and 0.3° resolution in angle
• Accuracy in ER is 1dB, in angle is 0.5°
• Measures up to 2 Watts CW input power
• Rugged and compact design
• Logging mode for continuous measurement
• Interchangeable connector adaptors
• LOW COST!